Home / 563,811,106.34-778,064,636.35-316,297,775.00

Finding the Fourth Proportional to 563,811,106.34, 778,064,636.35 and 316,297,775.00

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Solution

The fourth proportional to 563,811,106.34, 778,064,636.35 and 316,297,775.00 is: 436,493,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,811,106.34 : 778,064,636.35 = 316,297,775.00 : x
  2. Step 2: Convert to fraction form
    563,811,106.34/778,064,636.35 = 316,297,775.00/x
  3. Step 3: Cross multiply
    563,811,106.34x = 778,064,636.35 × 316,297,775.00
  4. Step 4: Simplify right side
    563,811,106.34x = 246,100,113,286,029,664
  5. Step 5: Solve for x
    x = 246,100,113,286,029,664/563,811,106.34
  6. Step 6: Final answer
    x = 436,493,908.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.